<!doctype html>
<html>

<head>
  <meta charset="utf-8">
  <title>保亿家</title>

  <style>
    *,
    *:before,
    *:after {
      box-sizing: border-box;
      outline: none;
    }

    body {
      background: #020438;
      font: 14px/1 'Open Sans', helvetica, sans-serif;
      -webkit-font-smoothing: antialiased;
    }

    .box {
      height: 280px;
      width: 280px;
      position: absolute;
      top: 50%;
      left: 50%;
      -webkit-transform: translate(-50%, -50%);
      transform: translate(-50%, -50%);
      background: #020438;
      border-radius: 100%;
      overflow: hidden;
    }

    .box .percent {
      position: absolute;
      left: 0;
      top: 0;
      z-index: 3;
      width: 100%;
      height: 100%;
      display: flex;
      display: -webkit-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 64px;
    }

    .box .water {
      position: absolute;
      left: 0;
      top: 0;
      z-index: 2;
      width: 100%;
      height: 100%;
      -webkit-transform: translate(0, 100%);
      transform: translate(0, 100%);
      background: #4D6DE3;
      transition: all .3s;
    }

    .box .water_wave {
      width: 200%;
      position: absolute;
      bottom: 100%;
    }

    .box .water_wave_back {
      right: 0;
      fill: #C7EEFF;
      -webkit-animation: wave-back 1.4s infinite linear;
      animation: wave-back 1.4s infinite linear;
    }

    .box .water_wave_front {
      left: 0;
      fill: #4D6DE3;
      margin-bottom: -1px;
      -webkit-animation: wave-front .7s infinite linear;
      animation: wave-front .7s infinite linear;
    }

    @-webkit-keyframes wave-front {
      100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
      }
    }

    @keyframes wave-front {
      100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
      }
    }

    @-webkit-keyframes wave-back {
      100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
      }
    }

    @keyframes wave-back {
      100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
      }
    }
  </style>
</head>

<body>


  <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
    style="display: none;">
    <symbol id="wave">
      <path
        d="M420,20c21.5-0.4,38.8-2.5,51.1-4.5c13.4-2.2,26.5-5.2,27.3-5.4C514,6.5,518,4.7,528.5,2.7c7.1-1.3,17.9-2.8,31.5-2.7c0,0,0,0,0,0v20H420z">
      </path>
      <path
        d="M420,20c-21.5-0.4-38.8-2.5-51.1-4.5c-13.4-2.2-26.5-5.2-27.3-5.4C326,6.5,322,4.7,311.5,2.7C304.3,1.4,293.6-0.1,280,0c0,0,0,0,0,0v20H420z">
      </path>
      <path
        d="M140,20c21.5-0.4,38.8-2.5,51.1-4.5c13.4-2.2,26.5-5.2,27.3-5.4C234,6.5,238,4.7,248.5,2.7c7.1-1.3,17.9-2.8,31.5-2.7c0,0,0,0,0,0v20H140z">
      </path>
      <path
        d="M140,20c-21.5-0.4-38.8-2.5-51.1-4.5c-13.4-2.2-26.5-5.2-27.3-5.4C46,6.5,42,4.7,31.5,2.7C24.3,1.4,13.6-0.1,0,0c0,0,0,0,0,0l0,20H140z">
      </path>
    </symbol>
  </svg>
  <div class="box">
    <div class="percent">
      <div class="percentNum" id="count">0</div>
      <div class="percentB">%</div>
    </div>
    <div id="water" class="water">
      <svg viewBox="0 0 560 20" class="water_wave water_wave_back">
        <use xlink:href="#wave"></use>
      </svg>
      <svg viewBox="0 0 560 20" class="water_wave water_wave_front">
        <use xlink:href="#wave"></use>
      </svg>
    </div>
  </div>

  <script>
    var cnt = document.getElementById("count");
    var water = document.getElementById("water");
    var percent = cnt.innerText;
    var interval;
    interval = setInterval(function () {
      percent++;
      cnt.innerHTML = percent;
      water.style.transform = 'translate(0' + ',' + (100 - percent) + '%)';
      if (percent == 100) {
        clearInterval(interval);
        window.localtion.href = "./demo.html"
      }
    }, 60);
  </script>

</body>

</html>